CN210844845U

CN210844845U - Anesthetic atomizer with adjustable volume of spouting

Info

Publication number: CN210844845U
Application number: CN201920832647.9U
Authority: CN
Inventors: 斯妍娜; 鲍红光; 尹加林; 张媛
Original assignee: Nanjing First Hospital
Current assignee: Nanjing First Hospital
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-06-26
Anticipated expiration: 2029-06-04

Abstract

The utility model relates to the technical field of sprayers, in particular to an anesthetic spraying device with adjustable spraying amount, which comprises an injection tube, wherein one end of the injection tube is provided with a straw, the straw is communicated with an inner cavity of the injection tube, the outer cylindrical wall of the injection tube is provided with scale marks, one end of the injection tube, which is far away from the straw, is provided with a baffle, the inner cylindrical wall of the injection tube, which is close to one end of the baffle, is provided with an internal thread, the end part of the straw is provided with a hemispherical spray head, the hemispherical spray head is provided with a plurality of spray holes, the planar end of the hemispherical spray head is provided with a conduit, and the conduit is communicated with the inner cavity of the hemispherical spray head, the utility model realizes the accurate control of anesthetic dosage by rotating a position limiting device of a limiting threaded pipe to a specific scale, the metering is not easily controllable, especially for novice physicians, where it is difficult to control the metering of the anesthetic.

Description

Anesthetic atomizer with adjustable volume of spouting

Technical Field

The utility model relates to a atomizer technical field specifically is an anesthetic atomizer with adjustable volume of spouting.

Background

In view of the fact that spray anesthesia is used for superficial skin anesthesia, the conventional anesthetic spraying device cannot be easily controlled in metering, and especially, the metering of anesthetic cannot be easily controlled by novice doctors, and an anesthetic spraying device with adjustable spraying amount is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anesthetic atomizer with adjustable volume of spouting to solve and provide the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anesthetic spraying device with adjustable spraying amount comprises an injection tube, wherein a suction tube is arranged at one end of the injection tube and is communicated with an inner cavity of the injection tube, scale marks are arranged on the cylindrical outer wall of the injection tube, a baffle is arranged at one end, away from the suction tube, of the injection tube, internal threads are arranged on the inner cylindrical wall of one end, close to the baffle, of the injection tube, a hemispherical nozzle is arranged at the end part of the suction tube, a plurality of spraying holes are formed in the hemispherical nozzle, a guide tube is arranged at the plane end of the hemispherical nozzle and is communicated with the inner cavity of the hemispherical nozzle, the spraying holes are communicated with the inner cavity of the hemispherical nozzle, the guide tube is sleeved on the suction tube, a sealing rubber pad is embedded in the injection tube, a groove is formed in the sealing rubber pad, a check ring is arranged at the end, the pressing structure comprises a guide rod, one end of the guide rod is provided with a pressing block, the other end of the guide rod is provided with an embedding block, the embedding block is embedded into the groove, a stop block is arranged at a position, close to the embedding block, on the guide rod, one end of the guide rod stretches out of the injection tube, a limiting threaded pipe is arranged inside the injection tube and close to the baffle, the limiting threaded pipe comprises a threaded pipe, external threads are arranged on the outer wall of a cylinder of the threaded pipe, the threaded pipe is close to a rotary column arranged at the end part of the baffle, and a through hole is formed in the limiting threaded pipe in a penetrating mode.

Preferably, the baffle, the injection cylinder and the suction pipe are of an integrally formed structure.

Preferably, the size of the conduit is adapted to the size of the straw.

Preferably, the size of the sealing rubber pad is matched with that of the injection cylinder, and the sealing rubber pad is in sliding connection with the injection cylinder.

Preferably, the size of the embedding block is matched with that of the groove, and the size of the through hole is matched with that of the guide rod.

Preferably, the size of the stop block is matched with that of the injection cylinder, and the guide rod, the pressing block, the embedding block and the stop block are of an integrally formed structure.

Preferably, the external thread on the cylindrical outer wall of the threaded pipe is in threaded fit with the internal thread.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a rotatory position limiting device to specific scale mark of spacing screwed pipe is to the absorption volume of anesthetic, has realized the accurate control of dosage to anesthesia, has solved traditional anesthetic atomizer when using, can not control easily to the measurement, especially is difficult to the problem of the measurement of accuse anesthetic to novice doctor.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a partial sectional view of the present invention;

FIG. 4 is a partial cross-sectional view of the syringe of the present invention;

FIG. 5 is a schematic structural view of the hemispherical head according to the present invention;

fig. 6 is a schematic structural view of the sealing rubber pad of the present invention;

fig. 7 is a schematic view of the cross-section structure of the pressing structure of the present invention.

In the figure: 1. an injection tube; 11. a straw; 12. scale lines; 13. a baffle plate; 14. an internal thread; 2. a hemispherical spray head; 21. an injection hole; 22. a conduit; 3. sealing the rubber pad; 31. a groove; 32. a retainer ring; 4. a pressing structure; 41. a guide bar; 42. a pressing block; 43. embedding a block; 44. a stopper; 5. limiting a threaded pipe; 51. a threaded pipe; 52. rotating the column; 53. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-7, the present invention provides a technical solution:

an anesthetic spraying device with adjustable spraying amount comprises an injection tube 1, a suction tube 11 is arranged at one end of the injection tube 1, the suction tube 11 is communicated with an inner cavity of the injection tube 1, scale marks 12 are arranged on the cylindrical outer wall of the injection tube 1, a baffle 13 is arranged at one end, far away from the suction tube 11, of the injection tube 1, internal threads 14 are arranged on the inner cylindrical wall of one end, close to the baffle 13, of the injection tube 1, a hemispherical nozzle 2 is arranged at the end part of the suction tube 11, a plurality of spraying holes 21 are formed in the hemispherical nozzle 2, a guide tube 22 is arranged at the plane end of the hemispherical nozzle 2, the guide tube 22 is communicated with the inner cavity of the hemispherical nozzle 2, the spraying holes 21 are communicated with the inner cavity of the hemispherical nozzle 2, the guide tube 22 is sleeved on the suction tube 11, a sealing rubber pad 3 is embedded in the injection tube 1, pressing structure 4 includes guide arm 41, the one end of guide arm 41 is equipped with presses briquetting 42, the other end of guide arm 41 is equipped with embedding piece 43, embedding piece 43 imbeds the inside of recess 31, the position that is close to embedding piece 43 on the guide arm 41 is equipped with dog 44, injection tube 1 is stretched out to guide arm 41's one end, the inside of injection tube 1 and the position that is close to baffle 13 are equipped with spacing screwed pipe 5, spacing screwed pipe 5 includes screwed pipe 51, be equipped with the external screw thread on screwed pipe 51's the cylinder outer wall, screwed pipe 51 is equipped with spiral post 52 near the tip of baffle 13, the inside of spacing screwed pipe 5 is run through and is equipped with through-hole 53.

In this embodiment, the baffle 13, the syringe 1 and the straw 11 are integrally formed, so that the structure is more stable.

In this embodiment, the conduit 22 is sized to fit the straw 11, facilitating stable installation of the structure.

In this embodiment, the size of sealing rubber pad 3 and the size looks adaptation of injection tube 1 guarantee the leakproofness of structure, and sliding connection between sealing rubber pad 3 and the injection tube 1, sealing rubber pad 3 changes the pressure in the injection tube 1 at the gliding in-process of injection tube 1 and makes the device absorb and spray the anesthetic.

In this embodiment, the size of the insertion block 43 is matched with the size of the groove 31, and the size of the through hole 53 is matched with the size of the guide rod 41, so that the stable installation of the structure is facilitated.

In this embodiment, the size of the stopper 44 is matched with the size of the syringe 1, and the guide rod 41, the pressing block 42, the embedding block 43 and the stopper 44 are integrally formed, so that the structure is more stable.

In this embodiment, the external thread on the cylindrical outer wall of the threaded pipe 51 is in threaded fit with the internal thread 14, so that the rotary motion is converted into linear motion through the engagement of the threads during rotation.

It should be noted that in the present embodiment, the cylindrical wall of the screw column 52 is provided with knurls for anti-slip, so that the screw column 52 can be conveniently rotated by hand, and the diameter of the screw column 52 is larger than that of the screw tube 51, so as to prevent the screw tube 51 from sinking into the syringe 1.

When the anesthetic spraying device with adjustable spraying amount is used, the hemispherical nozzle 2 is taken down from the device, the injection tube 1 is held tightly by one hand, the device is fixed, the rotary column 52 is rotated by the other hand, the limiting threaded tube 5 is rotated, the limiting threaded tube 5 is in threaded fit with the internal thread 14 on the injection tube 1, the rotating limiting threaded tube 5 moves along the axial direction of the injection tube 1 in the injection tube 1, the limiting threaded tube 5 moves to the position of the specific scale line 12, the suction tube 11 of the device is inserted into anesthetic, the guide rod 41 is pulled, the sealing rubber pad 3 slides in the injection tube 1, so as to suck anesthetic, when the stop block 44 abuts against the end part of the limiting threaded tube 5, the guide rod 41 is stopped being pulled, the anesthetic with specific metering can be sucked in the device, the device is taken out from the anesthetic, the hemispherical nozzle 2 is installed on the suction tube 11, then, the hemispherical nozzle 2 of the apparatus is pressed against the injured area of the injured person, and the pressing block 42 is pressed, so that the anesthetic in the apparatus is sprayed out of the apparatus through the suction tube 11, the guide tube 22 and the spray hole 21 and sprayed on the injured area of the injured person.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An anesthetic spraying device with adjustable spraying amount, comprising a syringe (1), characterized in that: a suction pipe (11) is arranged at one end of the injection cylinder (1), the suction pipe (11) is communicated with the inner cavity of the injection cylinder (1), scale marks (12) are arranged on the outer wall of a cylinder of the injection cylinder (1), a baffle plate (13) is arranged at one end, far away from the suction pipe (11), of the injection cylinder (1), internal threads (14) are arranged on the inner cylinder wall of one end, close to the baffle plate (13), of the injection cylinder (1), a hemispherical spray head (2) is arranged at the end part of the suction pipe (11), a plurality of jet holes (21) are formed in the hemispherical spray head (2), a guide pipe (22) is arranged at the plane end of the hemispherical spray head (2), the guide pipe (22) is communicated with the inner cavity of the hemispherical spray head (2), the jet holes (21) are communicated with the inner cavity of the hemispherical spray head (2), the guide pipe (22), a groove (31) is formed in the sealing rubber pad (3), a retainer ring (32) is arranged at the end of the groove (31), the retainer ring (32) protrudes inwards, a pressing structure (4) is arranged on one side, away from the straw (11), of the sealing rubber pad (3), the pressing structure (4) comprises a guide rod (41), a pressing block (42) is arranged at one end of the guide rod (41), an embedding block (43) is arranged at the other end of the guide rod (41), the embedding block (43) is embedded in the groove (31), a stop block (44) is arranged on the guide rod (41) at a position close to the embedding block (43), one end of the guide rod (41) extends out of the injection cylinder (1), a limiting threaded pipe (5) is arranged in the injection cylinder (1) and at a position close to the baffle (13), and the limiting threaded pipe (5) comprises a threaded pipe (51), the outer wall of the cylinder of the threaded pipe (51) is provided with an external thread, the end part of the threaded pipe (51) close to the baffle (13) is provided with a rotary column (52), and the inside of the limiting threaded pipe (5) is provided with a through hole (53) in a penetrating mode.

2. The adjustable dose anesthetic spray apparatus according to claim 1, wherein: the baffle (13), the injection cylinder (1) and the suction pipe (11) are of an integrally formed structure.

3. The adjustable dose anesthetic spray apparatus according to claim 1, wherein: the size of the conduit (22) is adapted to the size of the suction pipe (11).

4. The adjustable dose anesthetic spray apparatus according to claim 1, wherein: the size of the sealing rubber gasket (3) is matched with that of the injection cylinder (1), and the sealing rubber gasket (3) is connected with the injection cylinder (1) in a sliding mode.

5. The adjustable dose anesthetic spray apparatus according to claim 1, wherein: the size of the embedded block (43) is matched with that of the groove (31), and the size of the through hole (53) is matched with that of the guide rod (41).

6. The adjustable dose anesthetic spray apparatus according to claim 1, wherein: the size of the stop block (44) is matched with that of the injection cylinder (1), and the guide rod (41), the pressing block (42), the embedding block (43) and the stop block (44) are of an integrally formed structure.

7. The adjustable dose anesthetic spray apparatus according to claim 1, wherein: the external thread on the cylindrical outer wall of the threaded pipe (51) is in threaded fit with the internal thread (14).